CVE-2024-53227

CVE-2024-53227 concerns a Linux kernel use-after-free in bfad_im_module_exit() triggered by a double release path. The issue occurs when bfad_init() calls bfad_im_module_init() and on error path executes ext: bfad_im_module_exit(); followed by a second fc_release_transport, causing a use-after-fr...

CVE-2024-56606

CVE-2024-56606 concerns the Linux kernel vulnerability in af_packet where, after sock_init_data() allocates a sk object and attaches it to a sock, packet_create() on error frees the sk but leaves a dangling sk pointer in the sock. This can enable a use-after-free if other code reuses that pointer...

CVE-2025-21697

The CVE-2025-21697 issue affects the Linux kernel’s DRM/V3D component. The root cause is failure to reset the job pointer to NULL after a job completes, which can cause a warning during driver unload, implying the job may still be active. The documented remediation is to assign the job pointer to...

CVE-2025-21699

CVE-2025-21699 is a Linux kernel issue in the gfs2 component. The flaw arises when truncating an inode’s address space while flipping the GFS2_DIF_JDATA flag; depending on the flag, the pages in the address space are managed either by buffer heads or by iomap_folio_state structs, and the memory m...

CVE-2025-21836

CVE-2025-21836 affects the Linux kernel io_uring/kbuf subsystem. The issue arises in io_register_pbuf_ring where an old io_buffer_list may be reused after upgrade, violating the expectation that most fields remain stable post-publish; the correct fix is to always reallocate the buffer list. The u...

CVE-2025-37797

CVE-2025-37797 affects the Linux kernel HFSC qdisc. A Use-After-Free can occur in hfsc_change_class() when handling certain child qdiscs (e.g., netem, codel) due to a time-of-check/time-of-use race: hfsc_change_class() may add a class to vttree after qdisc_peek_len() potentially clears the queue....

CVE-2025-37833

CVE-2025-37833 affects the Linux kernel NIC driver net/niu, where an MSIX ENTRY_DATA read-before-write on an msix entry can trigger a fatal trap. The fix ensures niu_try_msix() does not cause a trap on SPARC and adds a workaround flag PCI_DEV_FLAGS_MSIX_TOUCH_ENTRY_DATA_FIRST on the pci_dev to pr...

CVE-2026-31402

CVE-2026-31402 affects the Linux kernel NFSv4.0 server (nfsd) via the LOCK replay cache. A large lock owner in a denied LOCK can cause a slab-out-of-bounds write into the 112-byte replay buffer, corrupting adjacent heap memory. The issue can be triggered remotely by two cooperating NFSv4.0 client...

CVE-2014-9584

CVE-2014-9584 affects the Linux kernel where the function parse_rock_ridge_inode_internal in fs/isofs/rock.c does not validate a length value in the ER System Use Field, enabling local users to obtain sensitive kernel memory via a crafted iso9660 image. This vulnerability exists in kernels before...

CVE-2017-11473

CVE-2017-11473 describes a buffer overflow in the Linux kernel, specifically in arch/x86/kernel/acpi/boot.c::mp_override_legacy_irq(), up to version 3.2. An attacker with local access can escalate privileges by presenting a crafted ACPI table. Exploitation is local and does not require user inter...

CVE-2017-15274

CVE-2017-15274 affects the Linux kernel K ey Management subsystem: security/keys/keyctl.c fails to handle a NULL payload with a nonzero length, allowing local users to trigger a NULL pointer dereference and OOPS via crafted add_key or KEYCTL calls, resulting in DoS. The issue is chained to the ke...

CVE-2019-12615

CVE-2019-12615 affects the Linux kernel (SPARC) in get_vdev_port_node_info in arch/sparc/kernel/mdesc.c prior to/through version 5.1.6, due to an unchecked kstrdup_const of node_info->vdev_port.name that can trigger a NULL pointer dereference and system crash. This is a DoS vulnerability as de...

CVE-2021-3411

CVE-2021-3411 describes a memory access violation in the Linux kernel prior to 5.10, caused by a padding int3 check during linking. The flaw can affect data confidentiality, integrity, and system availability. A Nessus Unity Linux advisory references this vulnerability (UTSA-2026-004638) and reit...

CVE-2021-4001

CVE-2021-4001 is a race condition in the Linux kernel ebpf verifier between bpf_map_update_elem and bpf_map_freeze caused by a missing lock in kernel/bpf/syscall.c. A local user with cap_sys_admin or cap_bpf can modify the frozen mapped address space. The flaw affects kernel versions prior to 5.1...

CVE-2021-47455

The CVE-2021-47455 issue is a Linux kernel memory-leak in ptp_clock_register. When posix_clock_register() fails, the device name allocated via dev_set_name() is leaked instead of being freed, with memory freed later by kobject_cleanup() and ptp_clock_release(). The linked Nessus/Unity advisories ...

CVE-2022-49111

CVE-2022-49111 is a Linux kernel vulnerability in the Bluetooth stack where a use-after-free occurs in hci_send_acl, triggered by HCI_EV_DISCONN_PHY_LINK_COMPLETE and improper handling of AMP_LINK cleanup. The trace (KASAN) shows a use-after-free in hci_send_acl leading to memory corruption, and ...

CVE-2023-47233

CVE-2023-47233: Linux kernel brcm80211/brcmfmac use-after-free in brcmf_cfg80211_detach during USB hotplug unplug. Root cause: escan_timeout_worker accesses cfg after brcmf_cfg80211_detach frees it. Fix: cancel the escan timeout timer and cancel the worker in brcmf_cfg80211_detach before freeing ...

CVE-2023-52686

CVE-2023-52686 involves a Linux kernel vulnerability where a null pointer check is missing in powerpc/powernv opal_event_init() and kasprintf() can return NULL on allocation failure. Exploitation could lead to a denial of service via NULL pointer dereference; this has been addressed with a kernel...

CVE-2024-27059

CVE-2024-27059 refers to a Linux kernel vulnerability in the usb-storage isd200 sub-driver. The issue arises from using ATA ID values HEADS and SECTORS to derive cylinder/head for READ/WRITE CDBs; division/modulus by zero could occur if either value is 0. The fix blocks binding to devices with AT...

CVE-2024-35989

CVE-2024-35989 affects the Linux kernel dmaengine idxd driver. The vulnerability arises during rmmod/removal of the idxd driver on single-CPU systems, where an offline perf context migration could target an invalid recipient, causing a kernel oops (page fault on mutex_lock during perf_pmu_migrate...

CVE-2024-38570

CVE-2024-38570 affects the Linux kernel GFS2/glock handling during DLM lockspace release on unmount. The issue was that glocks not intended to be unlocked could be freed and the lockspace released, while asynchronous callbacks (asb/bast) remained active, risking access to deallocated objects. The...

CVE-2024-40978

CVE-2024-40978 affects the Linux kernel, specifically a qedi/scsi path vulnerability. The root cause is qedi_dbg_do_not_recover_cmd_read() calling sprintf() on a __user pointer, which can crash the kernel. The fix uses a small local stack buffer for sprintf() and then copies with simple_read_from...

CVE-2024-41062

CVE-2024-41062 concerns the Linux kernel Bluetooth L2CAP path where a race can occur between sock_close releasing a socket and hci_rx_work accessing it. The root cause is a lack of lock protection around the socket during the transition, potentially allowing hci_rx_work to touch a freed sock. The...

CVE-2024-41092

CVE-2024-41092: Linux kernel drm/i915/gt had a potential use-after-free in fence revocation. Root cause: race between revocation of fence registers and completion callbacks, with vma->fence->active idleness not guaranteed before vma eviction. The fix is to wait for idleness of vma->fence...

CVE-2024-42125

CVE-2024-42125 affects the Linux kernel wifi rtwn89 fw: scan offload with 6 GHz channel when there is no 6 GHz sband. The fix adds NULL handling for the 6 GHz sband to avoid a crash when a BIOS policy blocks 6 GHz; effectively, it prevents a NULL pointer dereference crash. According to the connec...

CVE-2024-42270

Technical details (affected product/version, exploit, and patch) for CVE-2024-42270 are not provided in the supplied documents. Monitor official advisories and CVE records for updates from kernel maintainers and CVE databases.

CVE-2024-43888

CVE-2024-43888 pertains to the Linux kernel memory-control path. The advisory fixes a use-after-free in mm/list_lru for memory cgroups: mem_cgroup_from_slab_obj() must be called under RCU protection (rcu_read_lock) or with appropriate locks; without it, a memcg could be freed while still used. Th...

CVE-2024-43889

CVE-2024-43889 affects the Linux kernel: a not easily reproducible divide-by-0 panic in padata_mt_helper() can occur at boot due to ps->chunk_size being 0 when min_chunk is 0. The fix ensures chunk_size is at least 1 regardless of input parameters, preventing the divide-by-zero panic. Connecte...

CVE-2024-46724

CVE-2024-46724 is a Linux kernel vulnerability in drm/amdgpu where an out-of-bounds read of df_v1_7_channel_number could occur. The issue stems from not validating fb_channel_number range, leading to an array read error. A patch/mitigation has been applied in upstream kernel releases, and several...

CVE-2024-46871

The CVE-2024-46871 entry concerns the Linux kernel's DRM/AMD display component. It fixes an incorrect definition for AMDGPU_DMUB_NOTIFICATION_MAX, where the enum dmub_notification_type was actually exposing 6 types instead of 5. The undercount could lead to out-of-bounds access when allocating th...

CVE-2024-47141

CVE-2024-47141 affects the Linux kernel pinctrl/pinmux path. When two processes (A and B) concurrently call pinctrl_select_state() for the same pin, the code may dereference desc->mux_owner as NULL due to a race between updates to desc->mux_usecount and desc->mux_owner. The advisory stat...

CVE-2024-47659

The CVE-2024-47659 issue is supported by connected advisories (Unity Linux UTSA entries) detailing a kernel-level Smack labeling bug for TCP/IPv4. The vulnerability caused return packets to be labeled with the initiator’s CIPSO label, enabling a labeled peer to write to another label without prop...

CVE-2024-49934

CVE-2024-49934 concerns the Linux kernel vulnerability in the fs/inode path where dump_mapping() could access invalid dentry.d_name.name, potentially causing a crash during hot-remove of a memory device (e.g., hugetlb). The connected documents describe the root cause as unsafe filename retrieval ...

CVE-2024-53063

The CVE-2024-53063 issue affects the Linux kernel’s media/dvb-core/dvbdev.c. It centers on a static variable that stores DVB minors and behavior that depends on CONFIG_DVB_DYNAMIC_MINORS. When the dynamic-minors feature is not set, dvb_register_device() may not enforce boundaries because it relie...

CVE-2024-57879

CVE-2024-57879 affects the Linux kernel Bluetooth stack (ISO) where the hdev device reference may not be released at the end of iso_listen_bis due to hci_get_route returning while still holding the device. The root cause is not releasing hdev with hci_dev_put on all code paths, including error ex...

CVE-2025-21665

The CVE-2025-21665 issue is a Linux kernel bug where 64-bit offsets were truncated to 32 bits in folio_seek_hole_data() on 32-bit kernels, potentially causing an infinite loop when writing to XFS. Several connected advisories document the fix across distributions (e.g., Debian, Amazon Linux 2/ALA...

CVE-2025-21814

CVE-2025-21814 affects the Linux kernel PTP code: ioctl/sysfs handlers call the info->enable callback unconditionally, which can be NULL if the driver doesn’t implement it. Affected drivers include ptp_s390.c, ptp_vclock.c and ptp_mock.c. The fix replaces a missing callback with a dummy one to...

CVE-2026-46215

The CVE concerns a race condition in the Linux kernel’s DRM change_handle path. A concurrent gem_close could remove one handle while another remained dangling, enabling a use-after-free. The fix uses the same sequence as gem_close: first replace the old handle with NULL via idr_replace, then, if ...

CVE-2015-2922

CVE-2015-2922 is a Linux kernel IPv6 Neighbor Discovery flaw in the ndisc_router_discovery path that lets a crafted Router Advertisement with a small hop_limit reconfigure the hop-limit on the receiving interface. It affects the IPv6 stack prior to kernel 3.19.6; the impact is loss of connectivit...

CVE-2016-10741

CVE-2016-10741 – Linux kernel local DoS (xfs_aops race) Affected: Linux kernel before 4.9.3. Issue: a race between direct I/O and memory-mapped I/O (hole handling) in fs/xfs/xfs_aops.c is incorrectly handled with BUG_ON, leading to a system crash under local access. Impact: denial of service via ...

CVE-2017-14340

CVE-2017-14340 affects the Linux kernel prior to 4.13.2. The XFS_IS_REALTIME_INODE macro in fs/xfs/xfs_linux.h does not verify that a filesystem has a realtime device, enabling a local user to trigger a NULL pointer dereference and OOPS when setting the RHINHERIT flag on a directory. The issue re...

CVE-2018-12896

CVE-2018-12896 affects the Linux kernel up to version 4.17.3, specifically the POSIX timers path (kernel/time/posix-timers.c). An integer overflow in the overrun accounting is caused by the timer overrun values being computed with int-based accounting, which can exceed INT_MAX depending on interv...

CVE-2020-35499

CVE-2020-35499 describes a NULL pointer dereference in Linux kernel versions prior to 5.11 due to a missing sanity check in sco_sock_getsockopt (net/bluetooth/sco.c) when using BT_SNDMTU/BT_RCVMTU for SCO sockets. The issue allows a local attacker with elevated privileges to crash the system or l...

CVE-2021-38202

CVE-2021-38202 affects the Linux kernel before 5.13.4, where fs/nfsd/trace.h can allow remote attackers to trigger a denial-of-service via an out-of-bounds read in strlen when the trace event framework is used for nfsd. The vulnerability is triggered by NFS traffic sent over the network. A fix wa...

CVE-2021-4023

CVE-2021-4023 affects the Linux kernel io-workqueue, with pre-5.15-rc1 kernels able to panic if an improper cancellation triggers new io-uring submissions during memory shortage. The flaw enables a local user with io-uring permissions to crash the system. Connected sources indicate patches/versio...

CVE-2021-4093

CVE-2021-4093 : A flaw in the KVM AMD SEV-ES code allows a malicious VM using SEV-ES to trigger out-of-bounds reads/writes in the host kernel via a VMGEXIT with a string I/O instruction (e.g., outs/ins) using exit reason SVM_EXIT_IOIO. This can crash the host or enable a guest-to-host escape. Aff...

CVE-2022-3061

Astra Linux advisories confirm a Linux kernel fix related to the pixclock divide-by-zero issue in i740/i740fb families, aligning with CVE-2022-3061. The fix involves validating pixclock before use (e.g., zero check in charger-like var handling such as savagefb_check_var / i740fb equivalent) and n...

CVE-2022-47520

The CVE-2022-47520 entry concerns Linux kernel before 6.0.11. It stems from missing offset validation in drivers/net/wireless/microchip/wilc1000/hif.c of the WILC1000 wireless driver, allowing an out-of-bounds read while parsing an RSN information element from a Netlink packet. Impact is high for...

CVE-2022-49323

CVE-2022-49323 affects the Linux kernel IOMMU ARM-SMMU code. The issue is a possible null pointer dereference in arm_smmu_device_probe() when resource retrieval returns NULL, which could occur when using the resource pointer before it is validated. The fix rearranges resource handling by deferrin...

CVE-2022-49412

CVE-2022-49412 describes a Linux kernel vulnerability in bfq where merging two bfqq queues could occur with different parent cgroups, potentially leading to a use-after-free if the parent changes between decision to merge and bfq_setup_merge() call. The root cause is reparenting of bfqqs (e.g., d...